A notification. It should be mentioned that notification is not required for protection.
Such symbols are called entities. For the copyright symbol, use "©" (including the ampersand and the semicolon!)
A reference placed at the bottom of a page is called a footer. It typically includes information such as page numbers, copyright details, or additional notes relevant to the content on that page. Footers help provide context and attribution for the information presented on the page.
The explanation at the bottom of a page is typically referred to as a "footer." Footers often contain information such as page numbers, dates, authorship, copyright notices, or navigation links. They provide additional context or details related to the content on the page.
There is a website called rothirarules.net. This webpage seems to give one adequate information about the rules that apply to rolling funds into a roth IRA.
Plagiarism and copyright infringement.
surfing the web.
That's called the copyright notification; it includes the name of the rightsholder, the copyright year, and sometimes additional information (such as the administrator's contact information, a blanket license for particular uses, or a re-statement of rights (e.g. "All Rights Reserved").
This is called a copyright assignment or transfer of copyright ownership.
tabs
a webpage is called une page web, une page internet in French.
The "banner"
splash page